{"action":"Upgrade xen to 4.20.3+127-gc42374a105-0+deb13u1 or later.","affected":[{"fixed":"4.20.3+127-gc42374a105-0+deb13u1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.20.3+127-gc42374a105-0+deb13u1"],"id":"tcs_01M5NS0N9VBWEY2ZSVSNVVT6EA","modified_at":"2026-10-04T22:00:07.974037909Z","published_at":"2026-06-18T14:17:25.600Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-42490","https://security-tracker.debian.org/tracker/CVE-2026-42490"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-42490#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-42490"}],"summary":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] To create and manage guests, domctl operations are used by the control"}